package session1;
public class IllegalClass {

	public IllegalClass() {
	}
	

	// Mot class neu co >= 1 method co khai bao
	// abstract => Phai khai bao class co abstract
	
	// public abstract void doIt() {
	// System.out.println("doIt()");
	//	}

	public static void main(String[] args) {
		System.out.println("OK");

	}

}
